<template>
  <div class="login-container">
    <el-form class="login-form" autoComplete="on" :model="loginForm" :rules="loginRules" ref="loginForm" label-position="left">
      <div class="title-container">
        <h3 class="title"> 登录页面</h3>
      </div>
      <el-form-item prop="username">
        <span class="svg-container svg-container_login">
         !!!
        </span>
        <el-input name="username" type="text" v-model="loginForm.username" autoComplete="on" placeholder="username" />
      </el-form-item>

      <el-form-item prop="password">
        <span class="svg-container">
        </span>
        <el-input name="password" :type="passwordType" @keyup.enter.native="handleLogin" v-model="loginForm.password" autoComplete="on" placeholder="password" />
        <span class="show-pwd" @click="showPwd">
        </span>
      </el-form-item>

      <div>
        <el-input class="el-form-item" style="float: left;width: 60%"  name="imgCode" type="text" @keyup.enter.native="handleLogin" v-model="loginForm.imgCode" autoComplete="on" placeholder="请填写验证码" />
        <img :src="this.imgSrc" style="width: 30%; height: 47px ;float: right" @click="changeImg"/>
      </div>
       <el-button type="primary" style="width:50%;margin-bottom:30px; float: left" :loading="loading" @click.native.prevent="handleLogin">提交</el-button>
      <!--<div class="tips">-->
        <!--<el-button class="thirdparty-button" type="primary" @click="showDialog=true">？？</el-button>-->
      <!--</div>-->


    </el-form>

    <el-dialog  :visible.sync="showDialog" append-to-body>
      123123
      <br/>
      <br/>
      <br/>
    </el-dialog>

  </div>
</template>

<script>
    export default {
        name: "login-page",
      data() {
        const validateUsername = (rule, value, callback) => {
          if (value.length < 1) {
            callback(new Error('The user can not be less than 6 digits'))
          }  else {
            callback()
          }
        }
        const validatePassword = (rule, value, callback) => {
          if (value.length < 6) {
            callback(new Error('The password can not be less than 6 digits'))
          } else {
            callback()
          }
        }
        return {
          imgSrc:"api/kaptcha",
          loginForm: {
            username: 'admin',
            password: '123456',
            imgCode:''
          },
          loginRules: {
            username: [{ required: true, trigger: 'blur', validator: validateUsername }],
            password: [{ required: true, trigger: 'blur', validator: validatePassword }]
          },
          passwordType: 'password',
          loading: false,
          showDialog: false
        }
      },
      methods: {
        showPwd() {
          if (this.passwordType === 'password') {
            this.passwordType = ''
          } else {
            this.passwordType = 'password'
          }
        },
        changeImg(){
          var timestamp=new Date().getTime();
          this.imgSrc="api/kaptcha"+"?i="+timestamp;
        },
        handleLogin() {
          this.$refs.loginForm.validate(valid => {
            if (valid) {
              this.loading = true
              this.$store.dispatch('LoginByUsername', this.loginForm).then(() => {
                this.loading = false
                // this.$store.dispatch('getMenu')
                this.$router.push({ path: '/' })
              }).catch(() => {
                this.changeImg()
                this.loading = false
              })
            } else {
              console.log('error submit!!')
              return false
            }
          })
        },
        afterQRScan() {
          // const hash = window.location.hash.slice(1)
          // const hashObj = getQueryObject(hash)
          // const originUrl = window.location.origin
          // history.replaceState({}, '', originUrl)
          // const codeMap = {
          //   wechat: 'code',
          //   tencent: 'code'
          // }
          // const codeName = hashObj[codeMap[this.auth_type]]
          // if (!codeName) {
          //   alert('第三方登录失败')
          // } else {
          //   this.$store.dispatch('LoginByThirdparty', codeName).then(() => {
          //     this.$router.push({ path: '/' })
          //   })
          // }
        }
      },
      created() {
        // window.addEventListener('hashchange', this.afterQRScan)
      },
      destroyed() {
        // window.removeEventListener('hashchange', this.afterQRScan)
      }
    }
</script>


<style rel="stylesheet/scss" lang="scss">
  $bg:#2d3a4b;
  $light_gray:#eee;

  /* reset element-ui css */
  .login-container {
    .el-input {
      display: inline-block;
      height: 47px;
      width: 85%;
      input {
        background: transparent;
        border: 0px;
        -webkit-appearance: none;
        border-radius: 0px;
        padding: 12px 5px 12px 15px;
        color: $light_gray;
        height: 47px;
        &:-webkit-autofill {
          -webkit-box-shadow: 0 0 0px 1000px $bg inset !important;
          -webkit-text-fill-color: #fff !important;
        }
      }
    }
    .el-form-item {
      border: 1px solid rgba(255, 255, 255, 0.1);
      background: rgba(0, 0, 0, 0.1);
      border-radius: 5px;
      color: #454545;
    }
  }
</style>

<style rel="stylesheet/scss" lang="scss" scoped>
  $bg:#2d3a4b;
  $dark_gray:#889aa4;
  $light_gray:#eee;

  .login-container {
    position: fixed;
    height: 100%;
    width: 100%;
    background-color: $bg;
    .login-form {
      position: absolute;
      left: 0;
      right: 0;
      width: 520px;
      padding: 35px 35px 15px 35px;
      margin: 120px auto;
    }
    .tips {
      font-size: 14px;
      color: #fff;
      margin-bottom: 10px;
      span {
        &:first-of-type {
          margin-right: 16px;
        }
      }
    }
    .svg-container {
      padding: 6px 5px 6px 15px;
      color: $dark_gray;
      vertical-align: middle;
      width: 30px;
      display: inline-block;
      &_login {
        font-size: 20px;
      }
    }
    .title-container {
      position: relative;
      .title {
        font-size: 26px;
        font-weight: 400;
        color: $light_gray;
        margin: 0px auto 40px auto;
        text-align: center;
        font-weight: bold;
      }
      .set-language {
        color: #fff;
        position: absolute;
        top: 5px;
        right: 0px;
      }
    }
    .show-pwd {
      position: absolute;
      right: 10px;
      top: 7px;
      font-size: 16px;
      color: $dark_gray;
      cursor: pointer;
      user-select: none;
    }
    .thirdparty-button {
      position: absolute;
      right: 35px;
      bottom: 28px;
    }
  }
</style>

